On Chicago Fire Season 4 Episode 3, evidence that appearss to exonerate Boden may not be enough while the team responds to a stuck elevator in a hotel.

On Chicago Fire Season 4 Episode 2, Severide must deal with having a new commanding officer while Casey searches for important evidence concerning Nesbitt.

On Chicago Fire Season 4 Episode 1, Casey is placed in a dangerous situation and the squad’s hire turnover rate results in an unwelcome surprise for Severide.